#40CEE3#40CEE3

#40CEE3 is a light, vivid teal. Relative luminance 0.508; OKLCH L 78.6% C 0.120 H 209.4°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#40CEE3
RGB	rgb(64, 206, 227)
HSL	hsl(188, 74%, 57%)
HSV	hsv(188, 72%, 89%)
CMYK	cmyk(71.8%, 9.3%, 0%, 11%)
CIE-LAB	lab(76.54, -30.40, -21.26)
CIE-LCH	lch(76.54, 37.09, 214.96°)
OKLab	oklab(78.59% -0.1048 -0.0591)
OKLCH	oklch(78.59% 0.12 209.4)
XYZ	xyz(38.0448, 50.7742, 80.4535)
Luminance	0.5078 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40CEE3 #E35540

analogous

#40E3A7 #40CEE3 #407DE3

triadic

#40CEE3 #E340CE #CEE340

tetradic

#40CEE3 #A740E3 #E35540 #7DE340

square

#40CEE3 #A740E3 #E35540 #7DE340

split-complementary

#40CEE3 #E3407D #E3A740

monochromatic

#168393 #1DB2C8 #40CEE3 #75DCEB #ABE9F3

Accessibility & contrast

On white

1.88

#40CEE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#40CEE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CEE3

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40CEE3	#FFFFFF	#000000	##000000
##40CEE3	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC6E4

Deuteranopia (green-blind)

#A5B6E3

Tritanopia (blue-blind)

#00D8D4

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #40cee3;
/* rgb */ color: rgb(64, 206, 227);
/* oklch */ color: oklch(78.6% 0.120 209.4);

Tailwind

colors: {
  custom: {
    50: '#8bddeb',
    500: '#40cee3',
    950: '#000000',
  },
}

SCSS

$custom: #40cee3;
$custom-light: #8bddeb;
$custom-dark: #000000;

JSON

{
  "hex": "#40cee3",
  "rgb": {
    "r": 64,
    "g": 206,
    "b": 227
  },
  "hsl": {
    "h": 187.73,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.78594,
    "c": 0.1203,
    "h": 209.4
  },
  "luminance": 0.50779
}

Semantic roles & 50–950 ramp

primary

#40CEE3

secondary

#973D30

accent

#4F37F1

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40CEE3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →